DevicesFactoryHalHidl.h revision f558e0218d2677a813c9c600886f673894eec927 
1/*
2 * Copyright (C) 2016 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef ANDROID_HARDWARE_DEVICES_FACTORY_HAL_HIDL_H
18#define ANDROID_HARDWARE_DEVICES_FACTORY_HAL_HIDL_H
19
20#include <android/hardware/audio/2.0/IDevicesFactory.h>
21#include <media/audiohal/DevicesFactoryHalInterface.h>
22#include <utils/Errors.h>
23#include <utils/RefBase.h>
24
25#include "DeviceHalHidl.h"
26
27using ::android::hardware::audio::V2_0::IDevicesFactory;
28
29namespace android {
30
31class DevicesFactoryHalHidl : public DevicesFactoryHalInterface
32{
33  public:
34    // Opens a device with the specified name. To close the device, it is
35    // necessary to release references to the returned object.
36    virtual status_t openDevice(const char *name, sp<DeviceHalInterface> *device);
37
38  private:
39    friend class DevicesFactoryHalInterface;
40
41    sp<IDevicesFactory> mDevicesFactory;
42
43    static status_t nameFromHal(const char *name, IDevicesFactory::Device *device);
44
45    // Can not be constructed directly by clients.
46    DevicesFactoryHalHidl();
47
48    virtual ~DevicesFactoryHalHidl();
49};
50
51} // namespace android
52
53#endif // ANDROID_HARDWARE_DEVICES_FACTORY_HAL_HIDL_H
54